topic 9 - ecosystems (energy transfer) Flashcards
1
Q
biomass
A
mass of tissues in an organism
2
Q
biotic (factor)
A
factors caused by living organisms in an environment, such as competition or predation
3
Q
pyramid of biomass
A
diagram showing the amount of biomass at different trophic levels of a food chain
4
Q
trophic level
A
feeding level in a food chain, such as producer or primary consumer
5
Q
word equation for photosynthesis
A
carbon dioxide + water → glucose + oxygen
6
Q
balanced equation for photosynthesis
A
6CO2 + 6H2O → C6H12O6 + 6O2
7
Q
calculation for efficiency of energy transfer
A
energy transferred to biomass/total energy supplied to an organism
